3AYN - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF SQUID ISORHODOPSIN
• Keywords: TRANSMEMBRANE PROTEIN, PHOTORECEPTOR, CHROMOPHORE, GLYCOPROT LIPOPROTEIN, GQ-TYPE G-PROTEIN, PHOSPHORYLATION, MEMBRANE, PROTEIN
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3AYN	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	RHODOPSIN	A	350	2780	0
2	Protein	RHODOPSIN	B	347	2762	0
3	Ligand	RHODOPSIN	A	3	0	54
4	Ligand	RHODOPSIN	B	5	0	101
5	Water			59	0	59
total				764	5542	214

Proteins

Unit 1

GLU 9 THR 10 TRP 11 TRP 12 TYR 13 ASN 14 PRO 15 SER 16 ILE 17 VAL 18 VAL 19 HIS 20 PRO 21 HIS 22 TRP 23 ARG 24 GLU 25 PHE 26 ASP 27 GLN 28 VAL 29 PRO 30 ASP 31 ALA 32 VAL 33 TYR 34 TYR 35 SER 36 LEU 37 GLY 38 ILE 39 PHE 40 ILE 41 GLY 42 ILE 43 CYS 44 GLY 45 ILE 46 ILE 47 GLY 48 CYS 49 GLY 50 GLY 51 ASN 52 GLY 53 ILE 54 VAL 55 ILE 56 TYR 57 LEU 58 PHE 59 THR 60 LYS 61 THR 62 LYS 63 SER 64 LEU 65 GLN 66 THR 67 PRO 68 ALA 69 ASN 70 MET 71 PHE 72 ILE 73 ILE 74 ASN 75 LEU 76 ALA 77 PHE 78 SER 79 ASP 80 PHE 81 THR 82 PHE 83 SER 84 LEU 85 VAL 86 ASN 87 GLY 88 PHE 89 PRO 90 LEU 91 MET 92 THR 93 ILE 94 SER 95 CYS 96 PHE 97 LEU 98 LYS 99 LYS 100 TRP 101 ILE 102 PHE 103 GLY 104 PHE 105 ALA 106 ALA 107 CYS 108 LYS 109 VAL 110 TYR 111 GLY 112 PHE 113 ILE 114 GLY 115 GLY 116 ILE 117 PHE 118 GLY 119 PHE 120 MET 121 SER 122 ILE 123 MET 124 THR 125 MET 126 ALA 127 MET 128 ILE 129 SER 130 ILE 131 ASP 132 ARG 133 TYR 134 ASN 135 VAL 136 ILE 137 GLY 138 ARG 139 PRO 140 MET 141 ALA 142 ALA 143 SER 144 LYS 145 LYS 146 MET 147 SER 148 HIS 149 ARG 150 ARG 151 ALA 152 PHE 153 ILE 154 MET 155 ILE 156 ILE 157 PHE 158 VAL 159 TRP 160 LEU 161 TRP 162 SER 163 VAL 164 LEU 165 TRP 166 ALA 167 ILE 168 GLY 169 PRO 170 ILE 171 PHE 172 GLY 173 TRP 174 GLY 175 ALA 176 TYR 177 THR 178 LEU 179 GLU 180 GLY 181 VAL 182 LEU 183 CYS 184 ASN 185 CYS 186 SER 187 PHE 188 ASP 189 TYR 190 ILE 191 SER 192 ARG 193 ASP 194 SER 195 THR 196 THR 197 ARG 198 SER 199 ASN 200 ILE 201 LEU 202 CYS 203 MET 204 PHE 205 ILE 206 LEU 207 GLY 208 PHE 209 PHE 210 GLY 211 PRO 212 ILE 213 LEU 214 ILE 215 ILE 216 PHE 217 PHE 218 CYS 219 TYR 220 PHE 221 ASN 222 ILE 223 VAL 224 MET 225 SER 226 VAL 227 SER 228 ASN 229 HIS 230 GLU 231 LYS 232 GLU 233 MET 234 ALA 235 ALA 236 MET 237 ALA 238 LYS 239 ARG 240 LEU 241 ASN 242 ALA 243 LYS 244 GLU 245 LEU 246 ARG 247 LYS 248 ALA 249 GLN 250 ALA 251 GLY 252 ALA 253 ASN 254 ALA 255 GLU 256 MET 257 ARG 258 LEU 259 ALA 260 LYS 261 ILE 262 SER 263 ILE 264 VAL 265 ILE 266 VAL 267 SER 268 GLN 269 PHE 270 LEU 271 LEU 272 SER 273 TRP 274 SER 275 PRO 276 TYR 277 ALA 278 VAL 279 VAL 280 ALA 281 LEU 282 LEU 283 ALA 284 GLN 285 PHE 286 GLY 287 PRO 288 LEU 289 GLU 290 TRP 291 VAL 292 THR 293 PRO 294 TYR 295 ALA 296 ALA 297 GLN 298 LEU 299 PRO 300 VAL 301 MET 302 PHE 303 ALA 304 LYS 305 ALA 306 SER 307 ALA 308 ILE 309 HIS 310 ASN 311 PRO 312 MET 313 ILE 314 TYR 315 SER 316 VAL 317 SER 318 HIS 319 PRO 320 LYS 321 PHE 322 ARG 323 GLU 324 ALA 325 ILE 326 SER 327 GLN 328 THR 329 PHE 330 PRO 331 TRP 332 VAL 333 LEU 334 THR 335 CYS 336 CYS 337 GLN 338 PHE 339 ASP 340 ASP 341 LYS 342 GLU 343 THR 344 GLU 345 ASP 346 ASP 347 LYS 348 ASP 349 ALA 350 GLU 351 THR 352 GLU 353 ILE 354 PRO 355 ALA 356 GLY 357 GLU 358

Unit 2

GLU 9 THR 10 TRP 11 TRP 12 TYR 13 ASN 14 PRO 15 SER 16 ILE 17 VAL 18 VAL 19 HIS 20 PRO 21 HIS 22 TRP 23 ARG 24 GLU 25 PHE 26 ASP 27 GLN 28 VAL 29 PRO 30 ASP 31 ALA 32 VAL 33 TYR 34 TYR 35 SER 36 LEU 37 GLY 38 ILE 39 PHE 40 ILE 41 GLY 42 ILE 43 CYS 44 GLY 45 ILE 46 ILE 47 GLY 48 CYS 49 GLY 50 GLY 51 ASN 52 GLY 53 ILE 54 VAL 55 ILE 56 TYR 57 LEU 58 PHE 59 THR 60 LYS 61 THR 62 LYS 63 SER 64 LEU 65 GLN 66 THR 67 PRO 68 ALA 69 ASN 70 MET 71 PHE 72 ILE 73 ILE 74 ASN 75 LEU 76 ALA 77 PHE 78 SER 79 ASP 80 PHE 81 THR 82 PHE 83 SER 84 LEU 85 VAL 86 ASN 87 GLY 88 PHE 89 PRO 90 LEU 91 MET 92 THR 93 ILE 94 SER 95 CYS 96 PHE 97 LEU 98 LYS 99 LYS 100 TRP 101 ILE 102 PHE 103 GLY 104 PHE 105 ALA 106 ALA 107 CYS 108 LYS 109 VAL 110 TYR 111 GLY 112 PHE 113 ILE 114 GLY 115 GLY 116 ILE 117 PHE 118 GLY 119 PHE 120 MET 121 SER 122 ILE 123 MET 124 THR 125 MET 126 ALA 127 MET 128 ILE 129 SER 130 ILE 131 ASP 132 ARG 133 TYR 134 ASN 135 VAL 136 ILE 137 GLY 138 ARG 139 PRO 140 MET 141 ALA 142 ALA 143 SER 144 LYS 145 LYS 146 MET 147 SER 148 HIS 149 ARG 150 ARG 151 ALA 152 PHE 153 ILE 154 MET 155 ILE 156 ILE 157 PHE 158 VAL 159 TRP 160 LEU 161 TRP 162 SER 163 VAL 164 LEU 165 TRP 166 ALA 167 ILE 168 GLY 169 PRO 170 ILE 171 PHE 172 GLY 173 TRP 174 GLY 175 ALA 176 TYR 177 THR 178 LEU 179 GLU 180 GLY 181 VAL 182 LEU 183 CYS 184 ASN 185 CYS 186 SER 187 PHE 188 ASP 189 TYR 190 ILE 191 SER 192 ARG 193 ASP 194 SER 195 THR 196 THR 197 ARG 198 SER 199 ASN 200 ILE 201 LEU 202 CYS 203 MET 204 PHE 205 ILE 206 LEU 207 GLY 208 PHE 209 PHE 210 GLY 211 PRO 212 ILE 213 LEU 214 ILE 215 ILE 216 PHE 217 PHE 218 CYS 219 TYR 220 PHE 221 ASN 222 ILE 223 VAL 224 MET 225 SER 226 VAL 227 SER 228 ASN 229 HIS 230 GLU 231 LYS 232 GLU 233 MET 234 ALA 235 ALA 236 MET 237 ALA 238 LYS 239 ARG 240 LEU 241 ASN 242 ALA 243 LYS 244 GLU 245 LEU 246 ARG 247 LYS 248 ALA 249 GLN 250 ALA 251 GLY 252 ALA 253 ASN 254 ALA 255 GLU 256 MET 257 ARG 258 LEU 259 ALA 260 LYS 261 ILE 262 SER 263 ILE 264 VAL 265 ILE 266 VAL 267 SER 268 GLN 269 PHE 270 LEU 271 LEU 272 SER 273 TRP 274 SER 275 PRO 276 TYR 277 ALA 278 VAL 279 VAL 280 ALA 281 LEU 282 LEU 283 ALA 284 GLN 285 PHE 286 GLY 287 PRO 288 LEU 289 GLU 290 TRP 291 VAL 292 THR 293 PRO 294 TYR 295 ALA 296 ALA 297 GLN 298 LEU 299 PRO 300 VAL 301 MET 302 PHE 303 ALA 304 LYS 305 ALA 306 SER 307 ALA 308 ILE 309 HIS 310 ASN 311 PRO 312 MET 313 ILE 314 TYR 315 SER 316 VAL 317 SER 318 HIS 319 PRO 320 LYS 321 PHE 322 ARG 323 GLU 324 ALA 325 ILE 326 SER 327 GLN 328 THR 329 PHE 330 PRO 331 TRP 332 VAL 333 LEU 334 THR 335 CYS 336 CYS 337 GLN 338 PHE 339 ASP 340 ASP 341 LYS 342 GLU 343 THR 344 GLU 345 ASP 346 ASP 347 LYS 348 ASP 349 ALA 350 GLU 351 THR 352 GLU 353 ILE 354 PRO 355

Ligands

Unit 3	RET 1000 PLM 1001 PLM 1004
Unit 4	SO4 449 RET 1000 PLM 1001 PC1 1004 BOG 1005